日期	单位净值
2021-04-16	1.0446
2021-04-09	1.0427
2021-04-02	1.0417
2021-03-26	1.0404
2021-03-19	1.0389
2021-03-12	1.0334
2021-03-05	1.0325
2021-02-26	1.0310
2021-02-19	1.0297
2021-02-10	1.0283
2021-02-05	1.0272
2021-01-29	1.0261
2021-01-22	1.0281
2021-01-15	1.0280
2021-01-08	1.0265
2020-12-31	1.0249